Refactor posting and make character limit configurable.
[akkoma] / lib / pleroma / web / twitter_api / representers / activity_representer.ex
index 5fe0df359f0a772d07bc61cf3f7f84a97bbd3f15..8f7b89175f2da71beb7f1ae3e516882d289cfe25 100644 (file)
 defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
   use Pleroma.Web.TwitterAPI.Representers.BaseRepresenter
-  alias Pleroma.Web.TwitterAPI.Representers.{UserRepresenter, ObjectRepresenter}
-  alias Pleroma.Activity
+  alias Pleroma.Web.TwitterAPI.Representers.ObjectRepresenter
+  alias Pleroma.{Activity, User}
+  alias Pleroma.Web.TwitterAPI.{TwitterAPI, UserView}
+  alias Pleroma.Web.CommonAPI.Utils
+  alias Pleroma.Formatter
+
+  defp user_by_ap_id(user_list, ap_id) do
+    Enum.find(user_list, fn (%{ap_id: user_id}) -> ap_id == user_id end)
+  end
+
+  def to_map(%Activity{data: %{"type" => "Announce", "actor" => actor, "published" => created_at}} = activity,
+             %{users: users, announced_activity: announced_activity} = opts) do
+    user = user_by_ap_id(users, actor)
+    created_at = created_at |> Utils.date_to_asctime
+
+    text = "#{user.nickname} retweeted a status."
+
+    announced_user = user_by_ap_id(users, announced_activity.data["actor"])
+    retweeted_status = to_map(announced_activity, Map.merge(%{user: announced_user}, opts))
+    %{
+      "id" => activity.id,
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "statusnet_html" => text,
+      "text" => text,
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "uri" => "tag:#{activity.data["id"]}:objectType=note",
+      "created_at" => created_at,
+      "retweeted_status" => retweeted_status,
+      "statusnet_conversation_id" => conversation_id(announced_activity),
+      "external_url" => activity.data["id"],
+      "activity_type" => "repeat"
+    }
+  end
+
+  def to_map(%Activity{data: %{"type" => "Like", "published" => created_at}} = activity,
+             %{user: user, liked_activity: liked_activity} = opts) do
+    created_at = created_at |> Utils.date_to_asctime
+
+    text = "#{user.nickname} favorited a status."
+
+    %{
+      "id" => activity.id,
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "statusnet_html" => text,
+      "text" => text,
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "uri" => "tag:#{activity.data["id"]}:objectType=Favourite",
+      "created_at" => created_at,
+      "in_reply_to_status_id" => liked_activity.id,
+      "external_url" => activity.data["id"],
+      "activity_type" => "like"
+    }
+  end
+
+  def to_map(%Activity{data: %{"type" => "Follow", "published" => created_at, "object" => followed_id}} = activity, %{user: user} = opts) do
+    created_at = created_at |> Utils.date_to_asctime
+
+    followed = User.get_cached_by_ap_id(followed_id)
+    text = "#{user.nickname} started following #{followed.nickname}"
+    %{
+      "id" => activity.id,
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "attentions" => [],
+      "statusnet_html" => text,
+      "text" => text,
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "created_at" => created_at,
+      "in_reply_to_status_id" => nil,
+      "external_url" => activity.data["id"],
+      "activity_type" => "follow"
+    }
+  end
+
+  # TODO:
+  # Make this more proper. Just a placeholder to not break the frontend.
+  def to_map(%Activity{data: %{"type" => "Undo", "published" => created_at, "object" => undid_activity }} = activity, %{user: user} = opts) do
+    created_at = created_at |> Utils.date_to_asctime
+
+    text = "#{user.nickname} undid the action at #{undid_activity}"
+    %{
+      "id" => activity.id,
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "attentions" => [],
+      "statusnet_html" => text,
+      "text" => text,
+      "is_local" => activity.local,
+      "is_post_verb" => false,
+      "created_at" => created_at,
+      "in_reply_to_status_id" => nil,
+      "external_url" => activity.data["id"],
+      "activity_type" => "undo"
+    }
+  end
+
+  def to_map(%Activity{data: %{"type" => "Delete", "published" => created_at, "object" => deleted_object }} = activity, %{user: user} = opts) do
+    created_at = created_at |> Utils.date_to_asctime
 
-  def to_map(%Activity{data: %{"type" => "Follow"}} = activity, %{user: user} = opts) do
     %{
       "id" => activity.id,
-      "user" => UserRepresenter.to_map(user, opts),
+      "uri" => activity.data["object"],
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
       "attentions" => [],
-      "statusnet_html" => "",  # TODO: add summary
-      "text" => "",
-      "is_local" => true,
+      "statusnet_html" => "deleted notice {{tag",
+      "text" => "deleted notice {{tag" ,
+      "is_local" => activity.local,
       "is_post_verb" => false,
-      "created_at" => get_in(activity.data, ["published"]),
+      "created_at" => created_at,
       "in_reply_to_status_id" => nil,
+      "external_url" => activity.data["id"],
+      "activity_type" => "delete"
     }
   end
 
-  def to_map(%Activity{} = activity, %{user: user} = opts) do
-    content = get_in(activity.data, ["object", "content"])
-    published = get_in(activity.data, ["object", "published"])
+  def to_map(%Activity{data: %{"object" => %{"content" => content} = object}} = activity, %{user: user} = opts) do
+    created_at = object["published"] |> Utils.date_to_asctime
+    like_count = object["like_count"] || 0
+    announcement_count = object["announcement_count"] || 0
+    favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
+    repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
 
     mentions = opts[:mentioned] || []
 
     attentions = activity.data["to"]
     |> Enum.map(fn (ap_id) -> Enum.find(mentions, fn(user) -> ap_id == user.ap_id end) end)
     |> Enum.filter(&(&1))
-    |> Enum.map(fn (user) -> UserRepresenter.to_map(user, opts) end)
+    |> Enum.map(fn (user) -> UserView.render("show.json", %{user: user, for: opts[:for]}) end)
+
+    conversation_id = conversation_id(activity)
+
+    tags = activity.data["object"]["tag"] || []
+    possibly_sensitive = Enum.member?(tags, "nsfw")
 
     %{
       "id" => activity.id,
-      "user" => UserRepresenter.to_map(user, opts),
-      "attentions" => [],
-      "statusnet_html" => content,
-      "text" => content,
-      "is_local" => true,
+      "uri" => activity.data["object"]["id"],
+      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
+      "statusnet_html" => HtmlSanitizeEx.basic_html(content) |> Formatter.finmojifiy,
+      "text" => HtmlSanitizeEx.strip_tags(content),
+      "is_local" => activity.local,
       "is_post_verb" => true,
-      "created_at" => published,
-      "in_reply_to_status_id" => activity.data["object"]["inReplyToStatusId"],
-      "statusnet_conversation_id" => activity.data["object"]["statusnetConversationId"],
-      "attachments" => (activity.data["object"]["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
-      "attentions" => attentions
+      "created_at" => created_at,
+      "in_reply_to_status_id" => object["inReplyToStatusId"],
+      "statusnet_conversation_id" => conversation_id,
+      "attachments" => (object["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
+      "attentions" => attentions,
+      "fave_num" => like_count,
+      "repeat_num" => announcement_count,
+      "favorited" => to_boolean(favorited),
+      "repeated" => to_boolean(repeated),
+      "external_url" => object["external_url"],
+      "tags" => tags,
+      "activity_type" => "post",
+      "possibly_sensitive" => possibly_sensitive
     }
   end
+
+  def conversation_id(activity) do
+    with context when not is_nil(context) <- activity.data["context"] do
+      TwitterAPI.context_to_conversation_id(context)
+    else _e -> nil
+    end
+  end
+
+  defp to_boolean(false) do
+    false
+  end
+
+  defp to_boolean(nil) do
+    false
+  end
+
+  defp to_boolean(_) do
+    true
+  end
 end